cbcvebase.

Microsoft Windows 10 21H2 vulnerabilities

1,827 known vulnerabilities affecting microsoft/windows_10_21h2.

Total CVEs
1,827
CISA KEV
87
actively exploited
Public exploits
54
Exploited in wild
97
Severity breakdown
CRITICAL44HIGH1303MEDIUM473LOW7

Vulnerabilities

Page 60 of 92
CVE-2026-21234P3HIGHCVSS 7.0fixed in 10.0.19044.69372026-02-10
CVE-2026-21234 [HIGH] CWE-362 CVE-2026-21234: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Connected Devices Platform Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-62217P3HIGHCVSS 7.0fixed in 10.0.19044.65752025-11-11
CVE-2025-62217 [HIGH] CWE-362 CVE-2025-62217: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-49762P3HIGHCVSS 7.0fixed in 10.0.19044.62162025-08-12
CVE-2025-49762 [HIGH] CWE-362 CVE-2025-49762: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-40410P3HIGHCVSS 7.0fixed in 10.0.19044.72912026-05-12
CVE-2026-40410 [HIGH] CWE-416 CVE-2026-40410: Use after free in Windows SMB Client allows an authorized attacker to elevate privileges locally. Use after free in Windows SMB Client allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-55328P3HIGHCVSS 7.0fixed in 10.0.19044.64562025-10-14
CVE-2025-55328 [HIGH] CWE-362 CVE-2025-55328: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-55335P3HIGHCVSS 7.0fixed in 10.0.19044.64562025-10-14
CVE-2025-55335 [HIGH] CWE-362 CVE-2025-55335: Use after free in Windows NTFS allows an unauthorized attacker to elevate privileges locally. Use after free in Windows NTFS allows an unauthorized attacker to elevate privileges locally.
nvd
CVE-2025-59507P3HIGHCVSS 7.0fixed in 10.0.19044.65752025-11-11
CVE-2025-59507 [HIGH] CWE-362 CVE-2025-59507: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Speech allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-59508P3HIGHCVSS 7.0fixed in 10.0.19044.65752025-11-11
CVE-2025-59508 [HIGH] CWE-362 CVE-2025-59508: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Speech allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-59506P3HIGHCVSS 7.0fixed in 10.0.19044.65752025-11-11
CVE-2025-59506 [HIGH] CWE-362 CVE-2025-59506: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DirectX allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-62573P3HIGHCVSS 7.0fixed in 10.0.19044.66912025-12-09
CVE-2025-62573 [HIGH] CWE-362 CVE-2025-62573: Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally. Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-34340P3HIGHCVSS 7.0fixed in 10.0.19044.72912026-05-12
CVE-2026-34340 [HIGH] CWE-416 CVE-2026-34340: Use after free in Windows Projected File System allows an authorized attacker to elevate privileges Use after free in Windows Projected File System allows an authorized attacker to elevate privileges locally.
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CVE-2026-33104P3HIGHCVSS 7.0fixed in 10.0.19044.71842026-04-14
CVE-2026-33104 [HIGH] CWE-362 CVE-2026-33104: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-34351P3HIGHCVSS 7.0fixed in 10.0.19044.72912026-05-12
CVE-2026-34351 [HIGH] CWE-362 CVE-2026-34351: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-32090P3HIGHCVSS 7.0fixed in 10.0.19044.71842026-04-14
CVE-2026-32090 [HIGH] CWE-362 CVE-2026-32090: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Speech Brokered Api allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-23671P3HIGHCVSS 7.0fixed in 10.0.19044.70582026-03-10
CVE-2026-23671 [HIGH] CWE-362 CVE-2026-23671: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Bluetooth RFCOM Protocol Driver allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-24295P3HIGHCVSS 7.0fixed in 10.0.19044.70582026-03-10
CVE-2026-24295 [HIGH] CWE-362 CVE-2026-24295: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-24296P3HIGHCVSS 7.0fixed in 10.0.19044.70582026-03-10
CVE-2026-24296 [HIGH] CWE-362 CVE-2026-24296: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-26177P3HIGHCVSS 7.0fixed in 10.0.19044.71842026-04-14
CVE-2026-26177 [HIGH] CWE-416 CVE-2026-26177: Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to ele Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-27922P3HIGHCVSS 7.0fixed in 10.0.19044.71842026-04-14
CVE-2026-27922 [HIGH] CWE-416 CVE-2026-27922: Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to ele Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-26182P3HIGHCVSS 7.0fixed in 10.0.19044.71842026-04-14
CVE-2026-26182 [HIGH] CWE-416 CVE-2026-26182: Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to ele Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
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